PIC16F684-ISL

Manufacturer Part NumberPIC16F684-ISL
ManufacturerMicrochip Technology Inc.
PIC16F684-ISL datasheets
 


Specifications of PIC16F684-ISL

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Page 144/164

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PIC16F684
FIGURE 15-7:
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
T0CKI
T1CKI
TMR0 or
TMR1
TABLE 15-5:
TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
Standard Operating Conditions (unless otherwise stated)
Operating Temperature
-40°C
T
A
Param
Sym
Characteristic
No.
40*
Tt0H
T0CKI High Pulse Width
41*
Tt0L
T0CKI Low Pulse Width
42*
Tt0P
T0CKI Period
45*
Tt1H
T1CKI High
Synchronous, No Prescaler
Time
Synchronous,
with Prescaler
Asynchronous
46*
Tt1L
T1CKI Low
Synchronous, No Prescaler
Time
Synchronous,
with Prescaler
Asynchronous
47*
Tt1P
T1CKI Input
Synchronous
Period
Asynchronous
Ft1
Timer1 Oscillator Input Frequency Range
(oscillator enabled by setting bit T1OSCEN)
48
TCKEZtmr1 Delay from External Clock Edge to Timer
Increment
*
These parameters are characterized but not tested.
† Data in ‘Typ’ column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only
and are not tested.
DS41202C-page 142
40
41
42
45
46
47
+125°C
Min
No Prescaler
0.5 T
CY
With Prescaler
10
No Prescaler
0.5 T
CY
With Prescaler
10
Greater of:
20 or T
CY
N
0.5 T
CY
15
30
0.5 T
CY
15
30
Greater of:
30 or T
CY
N
60
DC
2 T
OSC
Preliminary
48
Typ†
Max
Units Conditions
+ 20
ns
ns
+ 20
ns
ns
ns
N = prescale
+ 40
value (2, 4,
..., 256)
+ 20
ns
ns
ns
+ 20
ns
ns
ns
ns
N = prescale
+ 40
value (1, 2,
4, 8)
ns
200*
kHz
*
7 T
*
OSC
 2004 Microchip Technology Inc.